The Love Riverside from 300B Tube Amplifier plus IWISTAO 6.5 inches full range labyrinth speaker
The Cantonese song "The Love Riverside" from 300B tube power amplifier + CD player + passive preamplifier + IWISTAO 6.5 inches full range labyrinth speaker.
This 300B single-ended tube amplifier adopts the famous Audionote circuit. Its power transformer carefully wounded by British Red Bull iron core. The advanced HI-FI design without large loop feedback makes the sound delicate and lingering, and rich musical.
And, The 300B single-ended output transformer uses British amorphous high-grade C-type iron core that has a unique advantage, especially when he static operating point is 80ma or below , it can give full play to the advantages of the output transformer. After actual measurement and listening, the voice is very vivid, clear, low-frequency tension is very balanced in three bands, excellent permeability and atmosphere feeling. Using high-quality enameled wire, lamination process, CNC drying, vacuum impregnation, well-designed 8C structure, to design to a perfect coefficient.
Passive preamplifier is made of GEC 48A original authentic 600:600 input transformers (second-hand disassembled one) ,which oscilloscope test bandwidth 20-20KHz;
More details, please find here
300B tube amplifier：https://www.iwistao.com/collections/single-ended-tube-amp/products/300b-single-ended-class-a-2x8w-tube-amplifier-british-amorphous-8c-advanced-core-output-transformer-hifi-audio
IWISTAO HIFI 6.5 inches full range labyrinth speaker: https://www.iwistao.com/collections/hifi-speakers/products/iwistao-hifi-speaker-finished-6-5-inches-1-pair-labyrinth-structure-solid-wood-for-mark-full-range-speakers-unit-chn110
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